001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.jxpath.util; 018 019/** 020 * A type converter can be installed on {@link TypeUtils} to introduce 021 * additional type conversions for JXPath. Most of 022 * the time {@link BasicTypeConverter} should be used as the superclass. 023 * 024 * @see TypeUtils#setTypeConverter 025 * 026 * @author Dmitri Plotnikov 027 * @version $Revision: 652845 $ $Date: 2008-05-02 19:46:46 +0200 (Fr, 02 Mai 2008) $ 028 */ 029public interface TypeConverter { 030 031 /** 032 * Returns true if it can convert the supplied 033 * object to the specified class. 034 * @param object object to test 035 * @param toType target class 036 * @return boolean 037 */ 038 boolean canConvert(Object object, Class toType); 039 040 /** 041 * Converts the supplied object to the specified 042 * type. Throws a runtime exception if the conversion is 043 * not possible. 044 * @param object object to convert 045 * @param toType target class 046 * @return resulting Object 047 */ 048 Object convert(Object object, Class toType); 049}